Triplett ET330 Non-Contact Voltage Detector

Triplett ET330 Non-Contact Voltage Detector — Dual Range Voltage Tester

The Triplett ET330 is a high-sensitivity non-contact voltage detector designed for safe and convenient voltage checks before working on circuits. With dual AC voltage ranges (24–1000 V and 90–1000 V), it’s capable of detecting both standard and low-voltage AC wiring, making it ideal for a wide range of applications including doorbells, thermostats, control circuits, and surveillance systems.

Features:

Dual AC voltage ranges: 24–1000 V and 90–1000 V

Detects standard and low-voltage AC wiring

Audible and visual alarms for clear indication

Built-in flashlight for use in dark areas

High sensitivity for precise detection

CAT IV 1000 V safety rating

Meets cETLus and CE standards

Includes 2 × AAA batteries

1-year warranty

Applications:

• Pre-work safety checks on live circuits

• Low-voltage wiring detection (doorbells, thermostats, control circuits)

• Surveillance camera power troubleshooting

• Industrial, commercial, and residential electrical maintenance